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Quantitative analysis - Estimation of Elements
After qualitative analysis of elements, the another step in the determination of molecular formula of an organic compound is the estimation of several elements by mass, that is finding the percentage composition of the elements by mass. The several methods generally employed for the estimation of principal elements are as follow:
1. Carbon and Hydrogen
2. Nitrogen
3. Halogens
4. Sulphur
5. Phosphorous
6. Oxygen
Two compartments each of 1m 3 capacity are connected by a valve and insulated from the surroundings and from each other. One compartment contains saturated steam at 683.6 kPa and
The increasing order (lowest first) for the values of e/m (charge/mass) for: (1) e,p,n,a (2) n,p,e,a, (3) n,p,a,e,
ionic bond has low energy
Ask quschrodinger wave equationestion #Minimum 100 words accepted#
Classification of polymers - Natural polymer The polymers acquired from nature (plants and animals) are known as natural polymers. These types of polymers are extremely essenti
The second law states that where dS ≥ dQ/T for a reversible process and dS = dQ/T for an irreversible process. a. Show that since dW 12 = -dW 21 (dW reverse = -dW forwar
Cellulose - Biomolecules Cellulose is found in all plants and thus is the most abundant of all carbohydrates. It is the substance required to form cell walls and another struct
Illustrate how a high initial permeability in Fe-Ni alloys helps to reduce the area under hysteresis loop. The most favourably oriented fully-grown domain tends to rotate so a
Q. What are the characteristics of bases? Ans. Common bases are borax, baking soda, and antacids. These are some characteristics of bases: They taste bitter
Sulpha drugs: These are synthetic chemotherapeutic agents who consist of sulphonamide, -SO 2 NH 2 set in their organization. These were the firstly effective chemotherapeutic
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